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Employer profile

Mainspring Energy

85 certified H-1B filings across 6 fiscal years.

Snapshot year
FY2025 filings
38
FY2025 median
$119k
Top role
Senior Technical Program Manager
4 filings · all-time
Top state
CA
74 filings · all-time

Pay distribution

How Mainspring Energy pays, by fiscal year

Each box is the p25–p75 interquartile range; the heavy line is the median and the whiskers reach p10–p90. Base salary only — hover a year for its figures.

$50k$100k$150k$200k$250k212223242526

Year-over-year

How Mainspring Energy hired across H-1B fiscal years. The small figure under each filings count is its change vs the prior FY.

FYFilingsMedian $
FY20261▼ 97%$217k
FY202538▲ 111%$119k
FY202418▲ 38%$119k
FY202313▲ 30%$108k
FY202210▲ 100%$125k
FY20215$114k

Prevailing wage level distribution

DOL Levels I–IV approximate experience tiers (I = entry, IV = fully competent). A heavy Level I/II skew suggests entry-level / contractor-style hiring; a heavy IV skew suggests senior in-house roles.

Lvl ?
1012%
Lvl I
2327%
Lvl II
2732%
Lvl III
1113%
Lvl IV
1416%

Top job titles

Most-filed positions, across all years (raw DOL titles).

Job TitleFilingsMedian
Senior Technical Program Manager4$132k
Mechanical Design Engineer4$115k
Electrical Engineer3$125k
Senior Mechanical Engineer3$142k
Supplier Quality Engineer3$111k
Associate Test Engineer3$99k
Npi Manufacturing Engineer2$93k
Principal Product Lifecycle Management Lead2$190k
Senior Cfd Modeling Engineer2$135k
Staff Supplier Quality Engineer2$156k

Top worksite states

Where this employer files.

StateFilingsMedian
CA74$119k
OH4$140k
TX3$121k
MI2$97k
IL1$98k
DC1$75k
Browse all 85 filings →Just FY2025

Related employers

Browse all sponsors →

Frequently asked questions

How much does Mainspring Energy pay H-1B workers?
Mainspring Energy's median certified H-1B base salary is $119k (FY2025), from 38 filings. See the full salary distribution and percentiles above.
How many H-1B workers does Mainspring Energy sponsor?
Mainspring Energy has 85 certified H-1B Labor Condition Applications on record (FY2021–FY2026).
What jobs does Mainspring Energy sponsor for H-1B?
Mainspring Energy's most-sponsored H-1B roles include Senior Technical Program Manager, Mechanical Design Engineer, Electrical Engineer, Senior Mechanical Engineer.
Where does Mainspring Energy hire H-1B workers?
Mainspring Energy's top H-1B worksite states are CA, OH, TX, MI.

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